CA1286113C - Methode de fusion reductrice des minerais de fer - Google Patents

Methode de fusion reductrice des minerais de fer

Info

Publication number
CA1286113C
CA1286113C CA000531427A CA531427A CA1286113C CA 1286113 C CA1286113 C CA 1286113C CA 000531427 A CA000531427 A CA 000531427A CA 531427 A CA531427 A CA 531427A CA 1286113 C CA1286113 C CA 1286113C
Authority
CA
Canada
Prior art keywords
afterburning
melt
reaction
oxygen
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA000531427A
Other languages
English (en)
Inventor
Richard Edwin Turner
Karl Brotzmann
Hans-Georg Fassbinder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kloeckner CRA Patent GmbH
Original Assignee
Kloeckner CRA Patent GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6295894&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1286113(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kloeckner CRA Patent GmbH filed Critical Kloeckner CRA Patent GmbH
Application granted granted Critical
Publication of CA1286113C publication Critical patent/CA1286113C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Nozzles For Spraying Of Liquid Fuel (AREA)
  • Gears, Cams (AREA)
  • Furnace Details (AREA)
CA000531427A 1986-03-08 1987-03-06 Methode de fusion reductrice des minerais de fer Expired - Lifetime CA1286113C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3607775.5 1986-03-08
DE19863607775 DE3607775A1 (de) 1986-03-08 1986-03-08 Verfahren zur schmelzreduktion von eisenerz

Publications (1)

Publication Number Publication Date
CA1286113C true CA1286113C (fr) 1991-07-16

Family

ID=6295894

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000531427A Expired - Lifetime CA1286113C (fr) 1986-03-08 1987-03-06 Methode de fusion reductrice des minerais de fer

Country Status (15)

Country Link
US (1) US4798624A (fr)
EP (1) EP0236802B2 (fr)
JP (1) JPS62263908A (fr)
KR (1) KR920000520B1 (fr)
CN (1) CN1005274B (fr)
AT (1) ATE54333T1 (fr)
AU (1) AU572043B2 (fr)
BR (1) BR8701047A (fr)
CA (1) CA1286113C (fr)
CS (1) CS265234B2 (fr)
DE (2) DE3607775A1 (fr)
ES (1) ES2000076T5 (fr)
IN (1) IN166837B (fr)
SU (1) SU1500166A3 (fr)
ZA (1) ZA871469B (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3607776A1 (de) * 1986-03-08 1987-09-17 Kloeckner Cra Tech Verfahren zur herstellung von eisen
DE3737271A1 (de) * 1986-12-23 1988-07-07 Korf Engineering Gmbh Einschmelzvergaser
DE68915298T2 (de) * 1988-02-12 1994-09-08 Kloeckner Cra Patent Verfahren und Vorrichtung zur Nachverbrennung.
ES2090157T3 (es) * 1990-03-13 1996-10-16 Cra Services Un procedimiento para producir metales y aleaciones metalicas en un recipiente de reduccion en estado fundido.
JP2918646B2 (ja) * 1990-07-18 1999-07-12 川崎重工業株式会社 溶融還元炉
DE4042176C2 (de) * 1990-12-29 1993-12-09 Tech Resources Pty Ltd Verfahren zur Reduktion von Metalloxiden im schmelzflüssigen Zustand
US5378260A (en) * 1991-07-26 1995-01-03 The United States Of America As Represented By The Department Of Energy Two-zone countercurrent smelter system and process
DE4213007C1 (de) * 1992-04-21 1993-12-16 Tech Resources Pty Ltd Verfahren und Vorrichtung zum Abdichten von Düsen in der umgebenden feuerfesten Ausmauerung
DE69324682T2 (de) * 1992-06-29 1999-12-23 Tech Resources Pty Ltd Behandlung von abfall
DE4307484A1 (de) * 1993-03-10 1994-09-15 Metallgesellschaft Ag Verfahren zur Direktreduktion von eisenoxidhaltigen Materialien mit festen kohlenstoffhaltigen Reduktionsmitteln
US5733358A (en) * 1994-12-20 1998-03-31 Usx Corporation And Praxair Technology, Inc. Process and apparatus for the manufacture of steel from iron carbide
NL9500264A (nl) * 1995-02-13 1996-09-02 Hoogovens Staal Bv Werkwijze voor het produceren van vloeibaar ruwijzer.
NL9500600A (nl) * 1995-03-29 1996-11-01 Hoogovens Staal Bv Inrichting voor het produceren van vloeibaar ruwijzer door directe reductie.
AUPN226095A0 (en) * 1995-04-07 1995-05-04 Technological Resources Pty Limited A method of producing metals and metal alloys
AUPO426096A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited Method and apparatus for producing metals and metal alloys
AUPO426396A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
AUPO944697A0 (en) * 1997-09-26 1997-10-16 Technological Resources Pty Limited A method of producing metals and metal alloys
AUPP442598A0 (en) 1998-07-01 1998-07-23 Technological Resources Pty Limited Direct smelting vessel
AUPP483898A0 (en) 1998-07-24 1998-08-13 Technological Resources Pty Limited A direct smelting process & apparatus
MY119760A (en) 1998-07-24 2005-07-29 Tech Resources Pty Ltd A direct smelting process
AUPP554098A0 (en) 1998-08-28 1998-09-17 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP570098A0 (en) 1998-09-04 1998-10-01 Technological Resources Pty Limited A direct smelting process
AUPP647198A0 (en) 1998-10-14 1998-11-05 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP805599A0 (en) 1999-01-08 1999-02-04 Technological Resources Pty Limited A direct smelting process
AUPQ083599A0 (en) 1999-06-08 1999-07-01 Technological Resources Pty Limited Direct smelting vessel
AUPQ152299A0 (en) 1999-07-09 1999-08-05 Technological Resources Pty Limited Start-up procedure for direct smelting process
AUPQ205799A0 (en) 1999-08-05 1999-08-26 Technological Resources Pty Limited A direct smelting process
AUPQ213099A0 (en) 1999-08-10 1999-09-02 Technological Resources Pty Limited Pressure control
AUPQ308799A0 (en) 1999-09-27 1999-10-21 Technological Resources Pty Limited A direct smelting process
AUPQ346399A0 (en) 1999-10-15 1999-11-11 Technological Resources Pty Limited Stable idle procedure
AUPQ365799A0 (en) 1999-10-26 1999-11-18 Technological Resources Pty Limited A direct smelting apparatus and process
US6602321B2 (en) 2000-09-26 2003-08-05 Technological Resources Pty. Ltd. Direct smelting process
US20060228294A1 (en) * 2005-04-12 2006-10-12 Davis William H Process and apparatus using a molten metal bath
US11635257B2 (en) * 2013-09-27 2023-04-25 Nsgi Steel Inc. Smelting apparatus and metallurgical processes thereof

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894831A (en) * 1956-11-28 1959-07-14 Old Bruce Scott Process of fluidized bed reduction of iron ore followed by electric furnace melting
US3028231A (en) * 1959-01-01 1962-04-03 British Iron Steel Research Processing of metallic ores
FR1314435A (fr) * 1961-11-06 1963-01-11 Koninklijke Hoogovens En Staal Procédé et dispositif pour la réduction de combinaisons de fer
US3186830A (en) * 1963-05-20 1965-06-01 William H Moore Melting process
US3734716A (en) * 1971-11-18 1973-05-22 Fmc Corp Steelmaking process
JPS523322A (en) * 1975-06-25 1977-01-11 Ricoh Co Ltd Sheet separate feeding method and the mechanism
US4087274A (en) * 1975-07-04 1978-05-02 Boliden Aktiebolag Method of producing a partially reduced product from finely-divided metal sulphides
DE2843303C2 (de) * 1978-10-04 1982-12-16 Korf-Stahl Ag, 7570 Baden-Baden Verfahren und Anlage zur Erzeugung von flüssigem Roheisen und Reduktionsgas in einem Einschmelzvergaser
DE3133575C2 (de) * 1980-08-22 1987-05-07 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Eisenherstellung aus Stoffen, die Eisen mindestens teilweise in oxidischer Form enthalten
DE3318005C2 (de) * 1983-05-18 1986-02-20 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Eisenherstellung
DE3418085A1 (de) * 1984-05-16 1985-11-28 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur eisenherstellung

Also Published As

Publication number Publication date
CN87102252A (zh) 1987-09-16
DE3607775A1 (de) 1987-09-17
CN1005274B (zh) 1989-09-27
IN166837B (fr) 1990-07-21
EP0236802A2 (fr) 1987-09-16
DE3763487D1 (de) 1990-08-09
EP0236802A3 (en) 1988-06-01
JPH0219167B2 (fr) 1990-04-27
AU6919987A (en) 1987-09-10
CS265234B2 (en) 1989-10-13
SU1500166A3 (ru) 1989-08-07
EP0236802B2 (fr) 1997-11-19
ES2000076B3 (es) 1990-09-01
BR8701047A (pt) 1988-01-05
ATE54333T1 (de) 1990-07-15
AU572043B2 (en) 1988-04-28
ES2000076A4 (es) 1987-11-16
EP0236802B1 (fr) 1990-07-04
CS147287A2 (en) 1988-09-16
ZA871469B (en) 1987-08-17
KR920000520B1 (ko) 1992-01-14
KR870009033A (ko) 1987-10-22
DE3607775C2 (fr) 1988-08-25
ES2000076T5 (es) 1998-01-01
JPS62263908A (ja) 1987-11-16
US4798624A (en) 1989-01-17

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